PostgreSQL & Azure Cosmos DB Database Administrator (Mid-level to Senior)

Cognizant; Taguig; On-site; PHP 781,000 - 1,228,000; Full time

Job summary

Cognizant in Metro Manila is seeking a seasoned Database Administrator to install, configure, and maintain PostgreSQL databases across production and non-production environments. You will handle upgrades, migrations, performance tuning, and high availability, while partnering with product teams on schema changes and deployments.

The role includes administering Azure Cosmos DB, monitoring throughput, latency, and capacity, and ensuring secure access via Azure RBAC.

Qualifications

• Bachelor's degree in CS/IT or equivalent experience.
• 4+ years hands-on PostgreSQL database administration in enterprise environments.
• 3+ years experience with Azure Cosmos DB.
• Strong SQL and performance tuning skills.
• Experience with backup, recovery, replication and high availability.
• Working knowledge of Azure cloud services and cloud operating models.
• Willing to work night shifts and in-office at Alabang 3x per week.

Responsibilities

• Install, configure, and maintain PostgreSQL databases across prod and non-prod environments.
• Perform database upgrades, patching, and migrations with change management.
• Monitor health, performance, replication, and capacity of databases.
• Troubleshoot SQL performance, locks, indexing, and resource usage issues.
• Implement high availability and replication configurations.
• Support schema changes and deployments with application teams.
• Administer and support Azure Cosmos DB; monitor RU/s, latency, and throughput.
• Optimize partitioning and data models for performance and cost efficiency.
• Support backup, restore, and disaster recovery configurations.
• Collaborate with teams to ensure scalable, resilient cloud data architectures.
• Enforce secure access patterns with Azure RBAC and Cosmos DB security features.
• Support security, audit, and compliance activities with governance teams.

Skills

SQL

PostgreSQL

Azure Cosmos DB

Performance tuning

Azure cloud services

Security practices

Incident response

Education

Bachelor's Degree in Computer Science / IT

Tools

Azure

CyberArk

Job description

• Install, configure, and maintain PostgreSQL databases across production and non-production environments
• Perform database upgrades, patching, and version migrations in alignment with change management processes
• Monitor database health, performance, replication, and capacity
• Troubleshoot and resolve performance issues related to SQL, locks, indexing, and resource utilization
• Implement and manage high availability and replication configurations
• Support schema changes and database deployments in partnership with application teams
• Administer and support Azure Cosmos DB (Core SQL API required; other APIs a plus)
• Monitor RU/s, latency, availability, storage, and throughput consumption
• Optimize partitioning strategies, indexing policies, and data models for performance and cost efficiency
• Support backup, restore, and disaster recovery configurations
• Work with application teams to ensure scalable and resilient cloud data architectures
• Enforce secure access patterns using Azure RBAC and Cosmos DB security features

Security, Compliance & Audit Support

• Implement database security best practices to protect C3 (Confidential) and C4 (Secret) data
• Support privileged access controls in alignment with company standards (e.g., CyberArk)
• Implement and maintain database auditing and logging to support SOX/MAR, SOC, and internal audit requirements
• Partner with Information Security on risk based monitoring, logging, and control design
• Assist with audit walkthroughs, evidence requests, and remediation activities
• Ensure consistency between data sensitivity classifications and database security controls

Operations, Resilience & Reliability

• Provide proactive monitoring and alerting for database platforms
• Participate in incident response, root cause analysis, and problem management
• Support disaster recovery planning, execution, and testing
• Maintain operational documentation, standards, and runbooks
• Identify opportunities for automation and operational efficiencies
• Support on call or escalation rotations as required

Qualifications:

• Bachelor's Degree or equivalent experience in Computer Science, Technology, or a related field of study
• Must have at least 4+ years of hands-on Database administration experience supporting PostgreSQL in enterprise environments
• 3+ years of experience with Azure Cosmos DB
• Strong SQL and performance tuning skills
• Experience with database backup, recovery, replication, and high availability
• Working knowledge of Azure cloud services and cloud operating models
• Must be amenable to work on a night shift schedule (8:00 PM to 5:00 AM or 9:00 PM to 6:00 AM)
• Must be amenable to work in the office at least 3x a week (Alabang).